i was thinking about michelle obama a second ago. you know you're popular and people are paying attention when everybody wants to know the color of the nail polish she was wearing the night of her speech. even her husband probably doesn't know the answer to that question. >> it was kind of a gray or pewter color. >> it's nail design called vogue. who knew? >> i noticed it in some of the pictures afterwards. michelle obama, always a trend setter. charlie was talking about that actually. he asked me -- >> i was thinking -- >> i didn't know she had nail polish on. >> there you go. >>> good morning, gayle. great to see you. >> good to see you guys. >>> president obama takes the stage tonight to accept the democratic nomination and try to convince voters that he deserves a second term. >> of course, his memorable speeches helped get him elected in 2008. bill plante, of course, has a preview of the speech tonight. he has a bird's eye view all the way at the podium position. >> good morning, charlie and norah. does the president have to tak